000			00347nam a2200133Ia 4500
008			211109s9999||||xx |||||||||||||| ||und||
082			_a600 _b.
100			_aNo Author,
245		0	_aScientific American Vol 222, 70
260			_bNATIONAL BOOKSTALL _aKottayam _c1900
630			_xGENERAL STACK
650			_aTECHNOLOGY _vGeneralia
942			_cBOOK
999			_c85853 _d85853